package com.jie.struct;

public class TestDemo {
    public static void main(String[] args) {
        //打印三角形
        for (int i = 0; i <= 5; i++) {
           for (int j= 5; j >= i; j--) {
               System.out.print(" ");
           }
            for (int j = 1; j <=i; j++) {
                System.out.print("*");
            }
            for (int j = 1; j < i; j++) {
                System.out.print("*");
            }
           System.out.println( );


        }

    }
}
/*
for (int i = 1; i <=4; i++) {
            for (int j = 5; j >=i ; j--) {
                System.out.print("@"+" ");
            }
            for (int j = 5; j <=i ; j++) {
                System.out.print("@"+" ");
            }
            for (int j = 1; j <i ; j++) {
                System.out.print("@"+" ");
            }
            System.out.println( );
        }

 */